Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Lukáš Bednář"'
Autor:
Prof. Dr. Antonín Klásek, Assoc. Prof. Dr. Stanislav Kafka, Dr. Ondřej Rudolf, Prof. Dr. Antonín Lyčka, Dr. Michal Rouchal, Lukáš Bednář
Publikováno v:
ChemistryOpen, Vol 10, Iss 6, Pp 645-652 (2021)
Abstract 3‐Chloroquinoline‐2,4‐diones react with cyanide ions in dimethyl formamide to give 3‐cyanoquinoline‐2,4‐diones in small yields due to the strong hindrance of the substituent at the C‐3 atom. Good yields can be achieved if the s
Externí odkaz:
https://doaj.org/article/f90df3e12a9d48aabf37c3aaf0819a52
Publikováno v:
ChemistryOpen, Vol 10, Iss 6, Pp 645-652 (2021)
ChemistryOpen
ChemistryOpen
3-Chloroquinoline-2,4-diones react with cyanide ions in dimethyl formamide to give 3-cyanoquinoline-2,4-diones in small yields due to the strong hindrance of the substituent at the C-3 atom. Good yields can be achieved if the substituent at this posi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::25fe1abe0165ea27e30a893f1d555a93
https://doaj.org/article/f90df3e12a9d48aabf37c3aaf0819a52
https://doaj.org/article/f90df3e12a9d48aabf37c3aaf0819a52
Publikováno v:
Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines.
The paper deals with experimental research of water and steam flow through the grooves in hollow stator blades of the steam turbine last stages with the support of CFD calculations. Also the amount of water sucked by the circumferential groove in the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::95edd2d200eb0a6de99156c1f5891f0f
https://doi.org/10.1115/gt2019-90221
https://doi.org/10.1115/gt2019-90221
Publikováno v:
Applied Mechanics and Materials. 821:632-640
Findings are presented from the tests of balanced control valve mounted on the steam piping with experimental turbine. The forces applied on the spindle are recorded and compared to design calculation. The forces are evaluated from the pressures on a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::459410edc6587327f153d0c49e06679a
https://doi.org/10.4028/www.scientific.net/amm.821.632
https://doi.org/10.4028/www.scientific.net/amm.821.632
Autor:
Michal Hoznedl, Kamil Sedlák, Lukáš Bednář, Robert Kalista, Ladislav Tajč, Antonín Živný, Ales Macalka
Publikováno v:
Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines.
The paper presents the results of measurements of flow parameters behind the last stage of a 1090 MW nominal power steam turbine in a nuclear power plant. The results were obtained by traversing a pneumatic probe at a distance of about 100 mm from th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::33329a2fa354f9abf6685b2f9fcaeb7d
https://doi.org/10.1115/gt2018-75248
https://doi.org/10.1115/gt2018-75248
Publikováno v:
AIP Conference Proceedings.
This article deals with a brief description of measurement and evaluation of flow parameters at the output from the last stage of the low pressure steam turbine casing for the saturated steam with the nominal power 1090 MW. Measurement was carried ou
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a0fe161e36c5251a8343c1ffb26d6e89
https://doi.org/10.1063/1.4953746
https://doi.org/10.1063/1.4953746
Publikováno v:
AIP Conference Proceedings.
The paper deals with flow of wet water steam in diffuser of turbine engine 1090 MW on saturated water steam. Experimental measurements were done while the turbine was in operation for a wide range of outputs. Defining the outlet velocity from the las
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d2f4a6331ba97d89a4dc011f00ab0c67
https://doi.org/10.1063/1.4953707
https://doi.org/10.1063/1.4953707
Encapsulation of FBG Sensor into the PDMS and its Effect on Spectral and Temperature Characteristics
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 14, Iss 4, Pp 460-466 (2016)
Fiber Bragg Grating (FBG) is the most distributed type of fiber-optic sensors. FBGs are primarily sensitive to the effects of temperature and deformation. By employing different transformation techniques, it is possible to use FBG to monitor any phys
Externí odkaz:
https://doaj.org/article/ce8315bef207492781a8f9930c482f91
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 14, Iss 5, Pp 602-608 (2016)
Fiber-optic sensors offer an attractive option to existing sensors for the measurement of the vehicle speed in road traffic. This article describes the measuring scheme of two interferometric sensor units including input-output components for the mea
Externí odkaz:
https://doaj.org/article/e34849ab27444c66a922fcd2a06c8719
Publikováno v:
Advances in Electrical and Electronic Engineering, Vol 14, Iss 3, Pp 318-324 (2016)
Fiber optic interferometers and Bragg gratings belong to the group of very precise and sensitive devicesthat allow measuring very small deformation, temperature or vibration changes. The described methodology presentsthe useof a Mach-Zehnder interfer
Externí odkaz:
https://doaj.org/article/dc6356521ca14201b326d51653940ffd